Syphilis seroprevalence and risk factors among first-time blood donors in Brazil: a comprehensive repeated cross-sectional analysis spanning a decade - Cortez, Andre Lazzeri; Avelino-silva, Vivian I.; Henriques, Barbara Labella; Vernal, Sebastian; Almeida-neto, Cesar de; Belisario, Andre Rolim; Loureiro, Paula; Maximo, Claudia de Alvarenga; Mateos, Sheila de Oliveira Garcia; Sabino, Ester Cerdeira (Plos One, 2025)